大约有 43,000 项符合查询结果(耗时:0.0491秒) [XML]

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How to get an element's top position relative to the browser's viewport?

...om MDN page: The returned value is a TextRectangle object, which contains read-only left, top, right and bottom properties describing the border-box, in pixels, with the top-left relative to the top-left of the viewport. You use it like so: var viewportOffset = el.getBoundingClientRect(); // thes...
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matplotlib does not show my drawings although I call pyplot.show()

...n 2.7, which created a ~/.matplotlib/ directory, and stopped python 3 from reading the config in ~/.config/matplotlib/. Deleting ~/.matplotlib/ fixed the problem for me. – naught101 Nov 11 '13 at 23:50 ...
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How to print a list of symbols exported from a dynamic library

...ot of things one can do with nm. Again, it's an external resource one can read through to discover a solution, but not a solution itself to the requested “a simple way to list the symbols that are exported from a dylib file”. “nm -gU ….dylib” is, however. – Slipp D....
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How to install packages using pip according to the requirements.txt file from a local directory?

... I've read the above, realize this is an old question, but it's totally unresolved and still at the top of my google search results so here's an answer that works for everyone: pip install -r /path/to/requirements.txt ...
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Encoding Javascript Object to Json string

... After all this time reading about CORS and Chrome security, this is a simple and effective way to encode JSON data. A very well-deserved +1 – ashes999 Feb 4 '14 at 2:37 ...
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Does Python have an ordered set?

...re performant than OrderedDict. (For backward compatibility and especially readability, however, you may wish to continue using OrderedDict.) Here's an example of how to use dict as an ordered set to filter out duplicate items while preserving order, thereby emulating an ordered set. Use the dict c...
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What does a tilde in angle brackets mean when creating a Java generic class?

I was reading through some JMockit examples and found this code: 4 Answers 4 ...
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What are markers in Java Logging frameworks and what is a reason to use them?

First time I hear about markers when read: 1 Answer 1 ...
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Representing Monetary Values in Java [closed]

... long. Or maybe you'll be forced to use BigDecimal I would do a lot more reading on this, but ignore everybody who starts talking about using a float or double to represent money. They are just asking for trouble. I feel my advice isn't complete, so please put more though into it. You are deali...
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How to check if a string in Python is in ASCII?

... @JohnMachin ord(c) < 128 is infinitely more readable and intuitive than c <= "\x7F" – Slater Victoroff Jun 28 '13 at 16:04 ...